CN113110126A - Method and system for realizing intelligent operation of pressing plate and air switch - Google Patents
Method and system for realizing intelligent operation of pressing plate and air switch Download PDFInfo
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- CN113110126A CN113110126A CN202110276242.3A CN202110276242A CN113110126A CN 113110126 A CN113110126 A CN 113110126A CN 202110276242 A CN202110276242 A CN 202110276242A CN 113110126 A CN113110126 A CN 113110126A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
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Abstract
The invention discloses a method and a system for realizing intelligent operation of a pressure plate and an air switch, wherein the method for realizing intelligent operation of the pressure plate and the air switch comprises the following steps of issuing a control command to a measurement and control device through a monitoring host; the measurement and control device controls the intelligent pressing plate and the intelligent air switch in a contact mode according to the control command; the intelligent pressing plate and the intelligent air switch return state information to the measurement and control device in a contact manner; the measurement and control device returns the state information to the monitoring host to complete remote monitoring; the invention can carry out real-time acquisition and remote control on the pressing plate and the air-open state, lightens the patrol pressure of operators and has high data real-time performance and reliability.
Description
Technical Field
The invention relates to the technical field of transformer substation monitoring, in particular to a method and a system for realizing intelligent operation of pressing plates and air switches.
Background
With the development of regulation and control integration, the transformer substation basically realizes unattended operation, and the operation of equipment is transferred to a remote monitoring center or an operation and maintenance central station from the transformer substation. The informatization and intellectualization level of the primary equipment at present reaches a very high degree, and the primary equipment of the transformer substation basically realizes remote control operation along with the popularization of a one-key sequential control operation mode. However, for secondary equipment which is matched with primary equipment in switching operation, such as a secondary pressure plate and an air switch, the current informatization and intelligence level is relatively low, and manual operation is still required to be carried out on site at a station end; greatly restricts the further development of regulation and control integration and one-key sequential control operation. The design of intelligent substation has adopted the mode of soft clamp plate to replace traditional function hard clamp plate at present, and this remote control problem of having solved the function clamp plate, nevertheless to the export clamp plate, what still adopted is hard clamp plate, and hard clamp plate belongs to traditional non-intelligent equipment, can't realize remote control operation.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above-mentioned conventional problems.
Therefore, the invention provides a method for realizing intelligent operation of the pressing plate and the air switch, which can solve the problem that the traditional pressing plate cannot realize remote control.
In order to solve the technical problems, the invention provides the following technical scheme: the method comprises the following steps that a monitoring host computer issues a control command to a measurement and control device; the measurement and control device controls the intelligent pressing plate and the intelligent air switch in a contact mode according to the control command; the intelligent pressing plate and the intelligent air switch return state information to the measurement and control device in a contact manner; and the measurement and control device returns the state information to the monitoring host to complete remote monitoring and operation.
As a preferable scheme of the method for realizing intelligent operation of the pressing plate and the air switch, the method comprises the following steps: the intelligent pressing plate adopts a state double-confirmation mechanism, namely when the intelligent pressing plate is in a switching state, a pressing plate handle rod closes through triggering an action machine, and a state detection module outputs a pressing plate switching state signal; when the intelligent pressing plate is in a retreating state, the pressing plate handle rod is not in contact with the microswitch, the action executing mechanism outputs an opening signal, and the state detection module outputs a pressing plate retreating state signal; wherein, the state of the intelligent pressure plate is output through a KC1 terminal and a COM terminal.
As a preferable scheme of the method for realizing intelligent operation of the pressing plate and the air switch, the method comprises the following steps: the intelligent pressing plate is characterized in that the intelligent pressing plate drives the pressing plate handle to operate through the action execution machine after receiving the control command, and the intelligent pressing plate stops after the action is in place and then outputs a state signal after the action through the state detection module.
As a preferable scheme of the system for realizing intelligent operation of the pressing plate and the air switch, the system comprises: including, intelligence clamp plate: displacement detection for platen abnormality; the intelligent air switch is connected with the intelligent pressing plate and used for judging the state of the intelligent pressing plate; the measurement and control device is respectively connected with the intelligent pressing plate and the intelligent air switch, and is used for controlling the intelligent pressing plate and the intelligent air switch and collecting the states of the intelligent pressing plate and the intelligent air switch; the monitoring host is connected with the measurement and control device and used for monitoring and operating the intelligent pressing plate and the intelligent air switch.
As a preferable scheme of the system for realizing intelligent operation of the pressing plate and the air switch, the system comprises: the intelligent pressing plate comprises an action executing mechanism and a state detection module; the action executing mechanism is used for controlling the intelligent air switch to be switched on and off; the state detection module adopts a non-contact detection principle and is used for collecting the air switch-on state.
As a preferable scheme of the system for realizing intelligent operation of the pressing plate and the air switch, the system comprises: the intelligent air switch comprises a micro-break control unit and an electric actuating mechanism; the micro-breaking control unit is used for converting control commands and controlling the electric actuating mechanism; the electric actuating mechanism is used for driving the air switch handle to carry out the on-off operation of the air switch.
As a preferable scheme of the system for realizing intelligent operation of the pressing plate and the air switch, the system comprises: the monitoring device is connected with the monitoring host through a station control layer switch.
As a preferable scheme of the system for realizing intelligent operation of the pressing plate and the air switch, the system comprises: and the station control layer switch is used for realizing communication between the measurement and control device and the monitoring host.
The invention has the beneficial effects that: the invention can carry out real-time acquisition and remote control on the pressing plate and the air-open state, lightens the patrol pressure of operators and has high data real-time performance and reliability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
FIG. 1 is a schematic diagram of a terminal interface of an intelligent platen 100 for implementing a platen, air gap intelligent operation according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a system for implementing intelligent operation of a platen and air switch according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal connection of an intelligent platen 100 of a system for performing platen-air intelligent operation according to a second embodiment of the present invention;
FIG. 4 is a schematic diagram of a smart platen 100 of a system for performing platen, air gap smart operation according to a second embodiment of the present invention;
FIG. 5 is a schematic diagram showing the dimensions of an intelligent platen 100 of a system for performing platen, air gap intelligent operation according to a second embodiment of the present invention;
fig. 6 is a schematic structural diagram of an intelligent air switch 200 of a system for implementing intelligent operation of a platen and an air switch according to a second embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments accompanied with figures are described in detail below, and it is apparent that the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
The present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially in general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Meanwhile, in the description of the present invention, it should be noted that the terms "upper, lower, inner and outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation and operate, and thus, cannot be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The terms "mounted, connected and connected" in the present invention are to be understood broadly, unless otherwise explicitly specified or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1, a first embodiment of the present invention provides a method for implementing a platen, air gap intelligent operation, including:
s1: and issuing a control command to the measurement and control device 300 through the monitoring host 400.
It should be noted that the control command is composed of a control signal, and the control signal includes a digital signal 0 and a digital signal 1; wherein, the digital signal 0 represents that no control is performed; digital signal 1 represents the monitoring of the intelligent platen 100 and the intelligent air switch 200.
The monitoring host 400 sends out a control command, and realizes communication with the measurement and control device 300 through the switch.
S2: the measurement and control device 300 controls the intelligent pressing plate 100 and the intelligent air switch 200 through a contact point according to the control command.
After the intelligent pressing plate 100 receives the control command sent by the measurement and control device 300, the action executing mechanism 101 drives the pressing plate handle to operate, and when the action is in place, the action executing mechanism stops, and the state detection module 102 outputs a state signal after the action.
The action executing mechanism 101 is composed of a high-precision stepping motor, a speed reducing mechanism, a matching mechanism and the like; the state detection module 102 performs state detection by using a non-contact detection principle and is internally provided with an infrared device.
S3: the intelligent pressure plate 100 and the intelligent air switch 200 return the state information to the measurement and control device 300 in a contact manner.
The intelligent pressing plate 100 adopts a state double-confirmation mechanism, namely when the intelligent pressing plate 100 is in a switching state, a pressing plate handle rod is closed by triggering the action executing mechanism 101, and the state detection module 102 outputs a pressing plate switching state signal; when the intelligent pressing plate 100 is in a retreating state, the pressing plate handle rod is not in contact with the microswitch, the action executing mechanism 101 outputs an on signal, and the state detection module 102 outputs a pressing plate retreating state signal; wherein the state of the intelligent pressure plate 100 is output through a KC1 terminal (state open) and a COM terminal (remote signaling common terminal),
the intelligent air switch 200 adopts a double-confirmation mechanism to realize state judgment, and comprises two principles of position auxiliary contacts and loop voltage detection, wherein the position auxiliary contacts detect according to the position of an air switch handle; the loop voltage is measured by connecting the voltage of the air switch input/output end into the micro-break control unit 201; referring to fig. 1, wherein "JC 1 +" and "JC 1-" are connected to an idle power input terminal (upper end) for detecting whether the idle power input terminal of the micro breaker is powered, and whether the voltage is greater than 85% of the rated voltage is identified by the voltage of the open threshold; the JC2+ 'and the JC 2-' are connected with an air-on power supply output end (lower end) and used for detecting whether the output end is electrified or not; the detection results of the two detection principles are combined and judged, an idle on state signal is output, and the idle on state is output in the form of idle contact points through HW, TW and COM and is used for acquiring the idle on/off state of the external measurement and control device 300.
Table 1: terminal interface definition table of intelligent air switch 200.
S4: the measurement and control device 300 returns the status information to the monitoring host 400 to complete the remote intelligent operation.
In order to verify and explain the technical effects adopted in the method, the embodiment selects the traditional hard pressing plate protection method and adopts the method to perform comparison test, and compares the test results by means of scientific demonstration to verify the real effect of the method.
The traditional hard pressing plate protection method has no intelligent characteristic, can not remotely monitor the position state of the hard pressing plate, and has no remote control operation function,
in order to verify that the method can realize intelligent judgment of the state of the pressing plate in a remote throwing and withdrawing manner compared with the traditional hard pressing plate protection method, the traditional hard pressing plate protection method and the method are adopted to carry out real-time monitoring and comparison on the pressing plate and the idle switch respectively.
Taking a certain transformer substation in Guizhou of 220k V as an example, any pressure plate and the air switch state are changed at different time intervals, the total displacement signal of the pressure plate is triggered, and meanwhile, the state monitoring and the remote control are respectively carried out by adopting the traditional hard pressure plate protection method and the method, and the results are shown in table 2.
Table 2: and (5) comparing the monitoring results of the pressing plate and the air switch state.
As can be seen from the above table, the method can accurately acquire the state information of the pressing plate and the air switch and realize remote control.
Example 2
Referring to fig. 2 to 6, a second embodiment of the present invention, which is different from the first embodiment, provides a system for implementing intelligent operation of a platen and a airlock, including:
an intelligent pressing plate 100 for detecting abnormal displacement of the pressing plate; referring to fig. 3 and 4, the intelligent pressing plate 100 adopts a conventional wire spring type pressing plate basic structure, the consistency of the appearance of the intelligent pressing plate and the traditional pressing plate is ensured, meanwhile, an action executing mechanism 101 and a state detecting module 102 are arranged at the rear part of the pressing plate, and the action executing mechanism 101 is composed of a high-precision stepping motor, a speed reducing mechanism, a matching mechanism and the like and is used for performing opening and closing actions on the intelligent air switch 200; the state detection module 102 adopts a non-contact detection principle and is used for collecting an idle state; when the intelligent pressing plate 100 receives the control command, the action executing mechanism 101 drives the pressing plate handle to operate, the operation stops after the action is in place, and the state detection module 102 outputs a state signal after the action.
It should be noted that, for the modification station, the original pressing plate needs to be replaced by the intelligent pressing plate 100, and when the original pressing plate is a wire spring type pressing plate, the original pressing plate can be directly replaced; if not, the panel opening needs to be redesigned, and the opening size refers to fig. 5; after the intelligent pressing plate 100 is installed, the control input contact and the state output contact are connected to the corresponding interfaces of the measurement and control device 300.
The intelligent air switch 200 is used for judging the state of the intelligent pressing plate 100; referring to fig. 6, the intelligent air switch 200 is of a split design, and includes a micro-break control unit 201 and an electric actuator 202, where the micro-break control unit 201 is a control part for implementing air switch remote control, and is configured to convert a control command received from the measurement and control device 300 into a control signal and control the electric actuator 202 to operate, and in this embodiment, an ABB frame circuit breaker control unit may be used; the electric actuating mechanism 202 is an actuating part of the air switch remote control operation, comprises a precision motor, a speed reducing mechanism, a matching mechanism and the like, and is used for driving an air switch handle to actuate the air switch on-off operation after receiving a control signal sent by a micro-switch control unit; the electric actuator 202 is directly arranged right above the original vacant opener, the original vacant opener does not need to be replaced, and the electric actuator is particularly suitable for intelligentized modification of the vacant opener.
The measurement and control device 300 is respectively connected with the intelligent pressing plate 100 and the intelligent air switch 200, and is used for controlling the intelligent pressing plate 100 and the intelligent air switch 200 and collecting the states of the intelligent pressing plate 100 and the intelligent air switch 200; the measuring and controlling device 300 adopts a 4u standard case and a popular modularized plug-in structure, so that the circuit design is strong in universality and good in interchangeability; the maintainability is good, and the technology is convenient to upgrade; the mainboard introduces the most advanced industrial real-time multitask operating system, has good software platform, adopts open protocol library type, improves the interconnection ability greatly, and the measurement and control device 300 of this embodiment can adopt the measurement and control device of model MiCOM C264 for example.
The monitoring host 400 is connected with the measurement and control device 300 through the station control layer switch 500, and is used for monitoring and operating the pressing plate and the air switch.
The station-level switch 500 is used to implement communication between the measurement and control device 300 and the monitoring host 400, and may be, for example, a TP-LINK switch or a Tenda switch.
The operation principle is as follows: the intelligent pressing plate 100 and the intelligent air switch 200 are controlled by the measurement and control device 300 in a contact mode, the control mode adopts the contact mode for control, and the state output adopts the contact mode for output; the control command is issued by the monitoring host 400; meanwhile, the intelligent pressing plate 100 and the intelligent air switch 200 return the state information to the measurement and control device 300 in a contact manner and then to the monitoring host 400, so that the pressing plate and the air switch can be remotely monitored.
It should be recognized that embodiments of the present invention can be realized and implemented by computer hardware, a combination of hardware and software, or by computer instructions stored in a non-transitory computer readable memory. The methods may be implemented in a computer program using standard programming techniques, including a non-transitory computer-readable storage medium configured with the computer program, where the storage medium so configured causes a computer to operate in a specific and predefined manner, according to the methods and figures described in the detailed description. Each program may be implemented in a high level procedural or object oriented programming language to communicate with a computer system. However, the program(s) can be implemented in assembly or machine language, if desired. In any case, the language may be a compiled or interpreted language. Furthermore, the program can be run on a programmed application specific integrated circuit for this purpose.
Further, the operations of processes described herein can be performed in any suitable order unless otherwise indicated herein or otherwise clearly contradicted by context. The processes described herein (or variations and/or combinations thereof) may be performed under the control of one or more computer systems configured with executable instructions, and may be implemented as code (e.g., executable instructions, one or more computer programs, or one or more applications) collectively executed on one or more processors, by hardware, or combinations thereof. The computer program includes a plurality of instructions executable by one or more processors.
Further, the method may be implemented in any type of computing platform operatively connected to a suitable interface, including but not limited to a personal computer, mini computer, mainframe, workstation, networked or distributed computing environment, separate or integrated computer platform, or in communication with a charged particle tool or other imaging device, and the like. Aspects of the invention may be embodied in machine-readable code stored on a non-transitory storage medium or device, whether removable or integrated into a computing platform, such as a hard disk, optically read and/or write storage medium, RAM, ROM, or the like, such that it may be read by a programmable computer, which when read by the storage medium or device, is operative to configure and operate the computer to perform the procedures described herein. Further, the machine-readable code, or portions thereof, may be transmitted over a wired or wireless network. The invention described herein includes these and other different types of non-transitory computer-readable storage media when such media include instructions or programs that implement the steps described above in conjunction with a microprocessor or other data processor. The invention also includes the computer itself when programmed according to the methods and techniques described herein. A computer program can be applied to input data to perform the functions described herein to transform the input data to generate output data that is stored to non-volatile memory. The output information may also be applied to one or more output devices, such as a display. In a preferred embodiment of the invention, the transformed data represents physical and tangible objects, including particular visual depictions of physical and tangible objects produced on a display.
As used in this application, the terms "component," "module," "system," and the like are intended to refer to a computer-related entity, either hardware, firmware, a combination of hardware and software, or software in execution. For example, a component may be, but is not limited to being: a process running on a processor, an object, an executable, a thread of execution, a program, and/or a computer. By way of example, both an application running on a computing device and the computing device can be a component. One or more components can reside within a process and/or thread of execution and a component can be localized on one computer and/or distributed between two or more computers. In addition, these components can execute from various computer readable media having various data structures thereon. The components may communicate by way of local and/or remote processes such as in accordance with a signal having one or more data packets (e.g., data from one component interacting with another component in a local system, distributed system, and/or across a network such as the internet with other systems by way of the signal).
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (8)
1. A method for realizing intelligent operation of pressing plate and air switch is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a control command is issued to the measurement and control device (300) through the monitoring host (400);
the measurement and control device (300) controls the intelligent pressing plate (100) and the intelligent air switch (200) in a contact mode according to the control command;
the intelligent pressing plate (100) and the intelligent air switch (200) return state information to the measurement and control device (300) in a contact mode;
the state information is returned to the monitoring host (400) by the measurement and control device (300), and remote monitoring and operation are completed.
2. The method of claim 1 for performing platen, air switch intelligent operation, wherein: the intelligent pressure plate (100) comprises a pressure plate,
the intelligent pressing plate (100) adopts a state double-confirmation mechanism, namely when the intelligent pressing plate (100) is in a throwing state, a pressing plate handle rod closes the intelligent pressing plate through triggering an action executing mechanism (101), and a state detection module (102) outputs a pressing plate throwing state signal;
when the intelligent pressing plate (100) is in a retreating state, the pressing plate handle rod is not in contact with the microswitch, the action executing mechanism (101) outputs an on signal, and the state detection module (102) outputs a pressing plate retreating state signal;
wherein the state of the intelligent pressure plate (100) is output through a KC1 terminal and a COM terminal.
3. The method of implementing platen, air switch intelligent operation of claim 2, wherein: also comprises the following steps of (1) preparing,
after the intelligent pressing plate (100) receives a control command, the pressing plate handle is driven to operate through the action executing mechanism (101), the intelligent pressing plate stops when the intelligent pressing plate operates in place, and then a state signal after the intelligent pressing plate operates is output through the state detection module (102).
4. The utility model provides a system for realize clamp plate, air switch intelligent operation which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
intelligent platen (100): displacement detection for platen abnormality;
the intelligent air switch (200) is used for judging the state of the intelligent pressure plate (100);
the measurement and control device (300) is respectively connected with the intelligent pressing plate (100) and the intelligent air switch (200), and is used for controlling the intelligent pressing plate (100) and the intelligent air switch (200) and collecting the states of the intelligent pressing plate (100) and the intelligent air switch (200);
the monitoring host (400) is connected with the measurement and control device (300) and used for monitoring and operating the intelligent pressing plate (100) and the intelligent air switch (200).
5. The system for enabling platen, air switch intelligent operation of claim 4, wherein: the intelligent pressing plate (100) comprises an action executing mechanism (101) and a state detection module (102);
the action executing mechanism (101) is used for controlling the intelligent air switch (200) to be switched on and off;
the state detection module (102) adopts a non-contact detection principle and is used for collecting the air switch-on state.
6. The system for performing platen, air switch intelligent operation of claim 4 or 5, wherein: the intelligent air switch (200) comprises a micro-break control unit (201) and an electric actuator (202);
the micro-break control unit (201) is used for converting control commands and controlling the electric actuating mechanism (202);
the electric actuating mechanism (202) is used for driving the air switch handle to carry out the on-off operation of the air switch.
7. The system for enabling platen, air switch intelligent operation of claim 6, wherein: also comprises the following steps of (1) preparing,
the measurement and control device (300) is connected with the monitoring host (400) through a station control layer switch (500).
8. The system for enabling platen, air switch intelligent operation of claim 4, wherein: the station control layer switch (500) is used for realizing communication between the measurement and control device (300) and the monitoring host (400).
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| CN204348023U (en) * | 2014-11-28 | 2015-05-20 | 国家电网公司 | Intelligent pressure plate false alarm prevention system |
| US20160239033A1 (en) * | 2015-02-17 | 2016-08-18 | Luxul Technology Incorporation | Power Switch Control System with Area-Based Switch Grouping |
| CN105932778A (en) * | 2016-06-02 | 2016-09-07 | 国网山东省电力公司经济技术研究院 | Secondary pressure plate capable of remotely monitoring blocking/deblocking state |
| US20180120784A1 (en) * | 2016-11-02 | 2018-05-03 | Edison Labs, Inc. | Switch terminal methods with wiring components secured to circuitry wiring without external live points of contact |
| CN106487096A (en) * | 2016-11-24 | 2017-03-08 | 国网新疆电力公司乌鲁木齐供电公司 | Relay-protection pressing plate intelligent remote control device and remote control thereof |
| CN207117308U (en) * | 2017-07-20 | 2018-03-16 | 杭州四方博瑞科技股份有限公司 | House power distribution intelligent protection type miniature circuit breaker |
| CN109831030A (en) * | 2019-01-23 | 2019-05-31 | 国网安徽省电力有限公司 | A kind of intelligent hard pressing plate based on infrared detection, guard method and protection system |
| CN109962528A (en) * | 2019-02-28 | 2019-07-02 | 国家电网有限公司 | A kind of substation secondary device intelligence managing and control system |
| CN109741978A (en) * | 2019-03-04 | 2019-05-10 | 珠海优特电力科技股份有限公司 | It is remotely controlled micro- disconnected control device and switch block |
| CN110048508A (en) * | 2019-04-10 | 2019-07-23 | 国网浙江省电力有限公司检修分公司 | Substation's pressing plate remote monitoring system for status |
| CN110994797A (en) * | 2019-12-12 | 2020-04-10 | 国家电网有限公司 | Intelligent inspection system and method for secondary equipment of 500kV transformer substation |
| CN111416438A (en) * | 2020-03-18 | 2020-07-14 | 国网湖南省电力有限公司 | Method and system for monitoring and intelligently checking state of hard pressing plate at transformer station end |
| CN111969724A (en) * | 2020-07-27 | 2020-11-20 | 国网福建省电力有限公司 | Method and system for realizing remote control state of power equipment |
| CN112350433A (en) * | 2020-09-08 | 2021-02-09 | 国网浙江武义县供电有限公司 | Intelligent hard pressing plate remote operating system |
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